InChI=1/C18H38N4O2/c1-5-10-19-17(23)16-22(14-8-4)18(24)20-11-9-15-21(12-6-2)13-7-3/h5-16H2,1-4H3,(H,19,23)(H,20,24)/p+1/fC18H39N4O2/h19-21H/q+1 696BFDB0CED45055